Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Can you decipher the below rebus?

PBLUESAISNUERSES

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

What number divided by 4 is the same as that number minus 4?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.